Mathlib Map

Structures · Algebra

IsAbsoluteValue

A function f is an absolute value if it is nonnegative, zero only at 0, additive, and multiplicative. See also the type AbsoluteValue which represents a bundled version of absolute values.

Defined in
Mathlib.Algebra.Order.AbsoluteValue.Basic
Shape
One type argument · adds abv_nonneg', abv_eq_zero', abv_add', abv_mul'

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Concrete types that are instances2

  • Real
  • Rat

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